Decay constant for singlet oxygen in the solvent:

Benzene-d6

Ogilby, P.R.; Sanetra, J.
J. Phys. Chem. 97(18): 4689-94 (1993)

Lifetime is 5.9 x 10–4 s
Decay rate is 1.7 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Chr.

Krasnovsky, A.A.,Jr.; Foote, C.S.
J. Am. Chem. Soc. 115(14): 6013-6 (1993)

Lifetime is 7.8 x 10–4 s
Decay rate is 1.3 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is C60 or C70.

Schmidt, R.; Afshari, E.
Ber. Bunsenges. Phys. Chem. 96(6): 788-94 (1992)

Lifetime is 6.8 x 10–4 s
Decay rate is 1.5 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is MB, TPP or PHO.

McLean, A.J.; McGarvey, D.J.; Truscott, T.G.; Lambert, C.R.; Land, E.J.
J. Chem. Soc., Faraday Trans. 86(18): 3075-80 (1990)

Lifetime is 6.5 x 10–4 s
Decay rate is 1.5 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Np, Pz and BP.

Venediktov, E.A.; Lipatov, N.G.; Berezin, B.D.
Khim. Fiz. 9(5): 611-5 (1990)

Lifetime is 6.8 x 10–4 s
Decay rate is 1.5 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is An.

Vever-Bizet, C.; Dellinger, M.; Brault, D.; Rougee, M.; Bensasson, R.V.
Photochem. Photobiol. 50(3): 321-5 (1989)

Decay rate is 1.5 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is TPP.

Gorman, A.A.; Hamblett, I.; Land, E.J.
J. Am. Chem. Soc. 111(5): 1876-7 (1989)

Lifetime is 6.2 x 10–4 s
Decay rate is 1.6 x 103 s–1

Experimental method: pulsed radiolysis, luminescence decay
Sensitizer is 2-ACN.

Schmidt, R.
J. Am. Chem. Soc. 111(18): 6983-7 (1989)

Lifetime is 7.9 x 10–4 s
Decay rate is 1.3 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is TPP.

Clough, R.L.; Dillon, M.P.; Iu, K.-K.; Ogilby, P.R.
Macromolecules 22(9): 3620-8 (1989)

Lifetime is 7.7 x 10–4 s
Decay rate is 1.3 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Pz.

Borland, C.F.; Cogdell, R.J.; Land, E.J.; Truscott, T.G.
J. Photochem. Photobiol., B 3(2): 237-45 (1989)

Lifetime is 6.3 x 10–4 s
Decay rate is 1.6 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Pur.

Rossbroich, G.; Garcia, N.A.; Braslavsky, S.E.
J. Photochem. 31(1): 37-48 (1985)

Lifetime is 3.8 x 10–4 s
Decay rate is 2.6 x 103 s–1

Experimental method: pulsed laser photolysis, thermal buildup
Sensitizer is An.

Rodgers, M.A.J.
J. Am. Chem. Soc. 105(20): 6201-5 (1983)

Lifetime is 6.3 x 10–4 s
Decay rate is 1.6 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is HPDME.

Hurst, J.R.; Schuster, G.B.
J. Am. Chem. Soc. 105(18): 5756-60 (1983)

Lifetime is 7.0 x 10–4 s
Decay rate is 1.4 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is MB, RB or TPP.

Salokhiddinov, K.I.; Byteva, I.M.
Opt. Spectrosc. (USSR) 55(3): 282-4 (1983)

Lifetime is 3.1 x 10–4 s
Decay rate is 3.2 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is PdMPDME.

Dobrowolski, D.C.; Foote, C.S.
Angew. Chem. Int. Ed. Engl. 22(9): 720-1 (1983)

Lifetime is 6.2 x 10–4 s
Decay rate is 1.6 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Cercosporin.

Ogilby, P.R.; Foote, C.S.
J. Am. Chem. Soc. 104(7): 2069-70 (1982)

Lifetime is 5.5 x 10–4 s
Decay rate is 1.8 x 103 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is MPDME.

Jenny, T.A.; Turro, N.J.
Tetrahedron Lett. 23(29): 2923-6 (1982)

Lifetime is 6.8 x 10–4 s
Decay rate is 1.5 x 103 s–1

Experimental method: continuous photolysis, luminescence intensity
Sensitizer is Benz[de]anthracen-7-one, phenalenone or fluorenone
rel. to kd = 4.0 x 104 s–1 in benzene.

Peters, G.; Rodgers, M.A.J.
J. Am. Chem. Soc. 103(22): 6759-61 (1981)

Lifetime is 1 x 10–3 s
Decay rate is 1 x 103 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is 2-ACN;
Substrate is DPBF
cor. for kS.

Peters, G.; Rodgers, M.A.J.
J. Am. Chem. Soc. 103(22): 6759-61 (1981)

Lifetime is 7 x 10–4 s
Decay rate is 2 x 103 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is 3,6-Bis(dibutylamino)phenothiazinium bromide;
Substrate is Rub.

Wilkinson, F.
Singlet Oxygen, Reactions with Organic Compounds and Polymers, B. Ranby and J.F. Rabek (eds.), John Wiley & Sons, New York, N.Y., 1976, p.27-35

Lifetime is 3.6 x 10–5 s
Decay rate is 2.8 x 104 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is MB,
Substrate is DPBF.

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